*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : GU4825000
CHEMICAL NAME           : 1,4-Cyclohexadiene-1,2-dicarbonitrile,
                          4,5-dichloro-3,6-dioxo-
CAS REGISTRY NUMBER     : 84-58-2
LAST UPDATED            : 199701
DATA ITEMS CITED        : 4
MOLECULAR FORMULA       : C8-Cl2-N2-O2
MOLECULAR WEIGHT        : 227.00
WISWESSER LINE NOTATION : L6V DVJ BCN CCN EG FG
COMPOUND DESCRIPTOR     : Mutagen
SYNONYMS/TRADE NAMES :
   * DDQ
   * Dichlorodicyanobenzoquinone
   * Dichlorodicyano-p-benzoquinone
   * 2,3-Dichloro-5,6-dicyanobenzoquinone
   * Dichlorodicyanoquinone
   * 4,5-Dichloro-3,6-dioxo-1,4-cyclohexadiene-1,2-dicarbonitrile
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 31 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CHTHBK Chemotherapy (Basel).  (S. Karger Pub., Inc., 79 Fifth Ave., New
   York, NY 10003) V.13-    1968-  Volume(issue)/page/year: 16,371,1971
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 13 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems
   Laboratory, NIOSH Exchange Chemicals.  (Aberdeen Proving Ground, MD 21010)
   Volume(issue)/page/year: NX#07894
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 180 nmol/plate
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 347,37,1995

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***